18673755

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 30917376

約数和(自身を除く): 12243621

約数列:

[1, 3, 5, 15, 53, 83, 159, 249, 265, 283, 415, 795, 849, 1245, 1415, 4245, 4399, 13197, 14999, 21995, 23489, 44997, 65985, 70467, 74995, 117445, 224985, 352335, 1244917, 3734751, 6224585, 18673755]

約数ペア:

[(1, 18673755), (3, 6224585), (5, 3734751), (15, 1244917), (53, 352335), (83, 224985), (159, 117445), (249, 74995), (265, 70467), (283, 65985), (415, 44997), (795, 23489), (849, 21995), (1245, 14999), (1415, 13197), (4245, 4399)]